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package hoja.de.trabajo.pkg6;

/**
 *
 * @author CarlosAndre
 */
public abstract class QueueAbstract<T> implements QueueInterface<T> {
    
    @Override
    abstract public void add(T value);

    @Override
    abstract public T poll();

    @Override
    abstract public boolean isEmpty();

    @Override
    abstract public int size();    
}